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Section 10.
General Information
Check availability of Models 7720 PLUS or 7820 long range radios.
If output to long range radio is selected, all messages that are programmed to
go to the primary telephone line receiver will also be sent to the 7720 PLUS
or 7820 long range radio. These messages will be in Contact ID format (not
affected by entry in field 48).
U L
For UL installations, Long Range Radio must be disabled ( 29 = Ò0Ó).
The data line is supervised, as well as certain functions in the radio. If
communication is lost or a trouble develops, a message will be attempted to
be sent via both radio and telephone to the central station.
For complete information, see the manual that accompanies the radio.
Connection
Connect the data in/data out terminals and voltage input terminals of the
No. 7720 PLUS or 7820 Long Range Radio to the control's keypad connection
points, terminals 4, 5, 6, and 7 as shown below.
LONG RANGE RADIO
BLACK
( Ð )
4
RED
( + )
5
GREEN
6
CONTROL DATA IN
YELLOW
CONTROL DATA OUT
7
CONTROL
TERMINALS
Figure 18. Long Range Radio Connections
–38–
7720 PLUS/7820
LONG RANGE RADIO
RADIO DATA OUT
RADIO DATA IN
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